Mcalpineite Missen O P, Mills S J, Canossa S, Hadermann J, NĂ©nert G, Weil M, Libowitzky E, Housley R M, Artner W, Kampf A R, Rumsey M S, Spratt J, Momma K, Dunstan M A Acta Crystallographica B78 (2022) 20-32 Polytypism in mcalpineite: a study of natural and synthetic Cu3TeO6 Sample: ED Locality: Synthetic _database_code_amcsd 0021066 9.745 9.749 9.771 90 90 90 Pcca atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Te1 .5 .5 .5 .0239 .020 .024 .027 -.001 .001 .001 Te2 .75 0 .3028 .0356 .033 .033 .041 -.004 0 0 Cu1 .5 0 .5 .028 .021 .019 .043 -.001 -.002 .001 Cu2 .5 .7169 .25 .020 .023 .012 .025 0 -.005 0 Cu3 .75 .5 .2166 .021 .010 .028 .025 .012 0 0 Cu4 .2191 .7482 .5046 .0355 .014 .025 .067 -.002 .007 -.016 Cu5 .5 .2208 .25 .044 .067 .025 .040 0 .024 0 O1 .6189 .5762 .3532 .022 .018 .019 .028 .011 -.003 .007 O2 .4304 .3500 .3824 .030 .028 .019 .043 -.005 .012 .016 O3 .3546 .8778 .5641 .034 .018 .048 .035 .001 .011 -.020 O4 .3555 .6174 .4220 .023 .020 .013 .035 .004 .008 .003 O5 .4000 .8580 .140 .033 .033 .011 .056 -.003 -.008 -.001 O6 .643 .091 .169 .055 .077 .044 .042 .032 .012 .002